APA-viite (7. p.)

Markos Ezra. (1997). Demographic responses to ecological degradation and food insecurity: Drought prone areas in Northern Ethiopia. Thesis Publishers.

Chicago-viite (17. p.)

Markos Ezra. Demographic Responses to Ecological Degradation and Food Insecurity: Drought Prone Areas in Northern Ethiopia. Amsterdam: Thesis Publishers, 1997.

MLA-viite (8. p.)

Markos Ezra. Demographic Responses to Ecological Degradation and Food Insecurity: Drought Prone Areas in Northern Ethiopia. Thesis Publishers, 1997.